87421496

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{617}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 166860000

約数和(自身を除く): 79438504

約数列:

[1, 2, 4, 8, 89, 178, 199, 356, 398, 617, 712, 796, 1234, 1592, 2468, 4936, 17711, 35422, 54913, 70844, 109826, 122783, 141688, 219652, 245566, 439304, 491132, 982264, 10927687, 21855374, 43710748, 87421496]

約数ペア:

[(1, 87421496), (2, 43710748), (4, 21855374), (8, 10927687), (89, 982264), (178, 491132), (199, 439304), (356, 245566), (398, 219652), (617, 141688), (712, 122783), (796, 109826), (1234, 70844), (1592, 54913), (2468, 35422), (4936, 17711)]